Lines Matching defs:ubuf
43 struct rq_map_data *map_data, void __user *ubuf,
56 uaddr = (unsigned long) ubuf;
57 if (blk_rq_aligned(q, ubuf, len) && !map_data)
93 * @ubuf: the user buffer
111 struct rq_map_data *map_data, void __user *ubuf,
123 if (!ubuf && (!map_data || !map_data->null_mapped))
130 end = ((unsigned long)ubuf + map_len + PAGE_SIZE - 1)
132 start = (unsigned long)ubuf >> PAGE_SHIFT;
142 ret = __blk_rq_map_user(q, rq, map_data, ubuf, map_len,
149 ubuf += ret;